Cooking oil is a kitchen staple, but like any food product, it has a finite shelf life. Oxygen is the primary enemy, and the oil’s contact with air dictates its shelf life.
Understanding Coconut Oil's Solid and Liquid States
Exposure to light, particularly sunlight, is a major catalyst for oxidation. Oxidative rancidity occurs when oil is exposed to oxygen, light, and heat, causing fatty acids to break down and form compounds like aldehydes and ketones.
Both processes lead to off-flavors and potentially harmful compounds. Reusing oil, particularly for frying, requires careful attention.
Understanding Coconut Oil's Solid and Liquid States
Signs Your Oil Has Spoiled Identifying spoiled oil is straightforward if you know what to look for. Unopened oils typically last 6 to 12 months, while opened oils are best used within 3 to 6 months.
More About Can cooking oil go bad
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